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SYFA_THEAC
ID   SYFA_THEAC              Reviewed;         499 AA.
AC   P57693;
DT   08-DEC-2000, integrated into UniProtKB/Swiss-Prot.
DT   08-DEC-2000, sequence version 1.
DT   03-AUG-2022, entry version 115.
DE   RecName: Full=Phenylalanine--tRNA ligase alpha subunit {ECO:0000255|HAMAP-Rule:MF_00282};
DE            EC=6.1.1.20 {ECO:0000255|HAMAP-Rule:MF_00282};
DE   AltName: Full=Phenylalanyl-tRNA synthetase alpha subunit {ECO:0000255|HAMAP-Rule:MF_00282};
DE            Short=PheRS {ECO:0000255|HAMAP-Rule:MF_00282};
GN   Name=pheS {ECO:0000255|HAMAP-Rule:MF_00282}; OrderedLocusNames=Ta0639;
OS   Thermoplasma acidophilum (strain ATCC 25905 / DSM 1728 / JCM 9062 / NBRC
OS   15155 / AMRC-C165).
OC   Archaea; Candidatus Thermoplasmatota; Thermoplasmata; Thermoplasmatales;
OC   Thermoplasmataceae; Thermoplasma.
OX   NCBI_TaxID=273075;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 25905 / DSM 1728 / JCM 9062 / NBRC 15155 / AMRC-C165;
RX   PubMed=11029001; DOI=10.1038/35035069;
RA   Ruepp A., Graml W., Santos-Martinez M.-L., Koretke K.K., Volker C.,
RA   Mewes H.-W., Frishman D., Stocker S., Lupas A.N., Baumeister W.;
RT   "The genome sequence of the thermoacidophilic scavenger Thermoplasma
RT   acidophilum.";
RL   Nature 407:508-513(2000).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + L-phenylalanine + tRNA(Phe) = AMP + diphosphate + H(+) +
CC         L-phenylalanyl-tRNA(Phe); Xref=Rhea:RHEA:19413, Rhea:RHEA-COMP:9668,
CC         Rhea:RHEA-COMP:9699, ChEBI:CHEBI:15378, ChEBI:CHEBI:30616,
CC         ChEBI:CHEBI:33019, ChEBI:CHEBI:58095, ChEBI:CHEBI:78442,
CC         ChEBI:CHEBI:78531, ChEBI:CHEBI:456215; EC=6.1.1.20;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00282};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00282};
CC       Note=Binds 2 magnesium ions per tetramer. {ECO:0000255|HAMAP-
CC       Rule:MF_00282};
CC   -!- SUBUNIT: Tetramer of two alpha and two beta subunits.
CC       {ECO:0000255|HAMAP-Rule:MF_00282}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00282}.
CC   -!- SIMILARITY: Belongs to the class-II aminoacyl-tRNA synthetase family.
CC       Phe-tRNA synthetase alpha subunit type 2 subfamily. {ECO:0000255|HAMAP-
CC       Rule:MF_00282}.
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DR   EMBL; AL445064; CAC11777.1; -; Genomic_DNA.
DR   RefSeq; WP_010901061.1; NC_002578.1.
DR   AlphaFoldDB; P57693; -.
DR   SMR; P57693; -.
DR   STRING; 273075.Ta0639; -.
DR   PRIDE; P57693; -.
DR   EnsemblBacteria; CAC11777; CAC11777; CAC11777.
DR   GeneID; 1456214; -.
DR   KEGG; tac:Ta0639; -.
DR   eggNOG; arCOG00410; Archaea.
DR   HOGENOM; CLU_025086_2_2_2; -.
DR   OMA; QIEGWVM; -.
DR   OrthoDB; 22747at2157; -.
DR   Proteomes; UP000001024; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0004826; F:phenylalanine-tRNA ligase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0000049; F:tRNA binding; IEA:InterPro.
DR   GO; GO:0006432; P:phenylalanyl-tRNA aminoacylation; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.30.930.10; -; 1.
DR   HAMAP; MF_00282; Phe_tRNA_synth_alpha2; 1.
DR   InterPro; IPR006195; aa-tRNA-synth_II.
DR   InterPro; IPR045864; aa-tRNA-synth_II/BPL/LPL.
DR   InterPro; IPR004529; Phe-tRNA-synth_IIc_asu.
DR   InterPro; IPR022917; Phe_tRNA_ligase_alpha_bac/arc.
DR   InterPro; IPR002319; Phenylalanyl-tRNA_Synthase.
DR   Pfam; PF01409; tRNA-synt_2d; 1.
DR   SUPFAM; SSF55681; SSF55681; 1.
DR   TIGRFAMs; TIGR00468; pheS; 1.
DR   PROSITE; PS50862; AA_TRNA_LIGASE_II; 1.
PE   3: Inferred from homology;
KW   Aminoacyl-tRNA synthetase; ATP-binding; Cytoplasm; Ligase; Magnesium;
KW   Metal-binding; Nucleotide-binding; Protein biosynthesis;
KW   Reference proteome.
FT   CHAIN           1..499
FT                   /note="Phenylalanine--tRNA ligase alpha subunit"
FT                   /id="PRO_0000126822"
FT   BINDING         333
FT                   /ligand="L-phenylalanine"
FT                   /ligand_id="ChEBI:CHEBI:58095"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
FT   BINDING         372..374
FT                   /ligand="L-phenylalanine"
FT                   /ligand_id="ChEBI:CHEBI:58095"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
FT   BINDING         412
FT                   /ligand="L-phenylalanine"
FT                   /ligand_id="ChEBI:CHEBI:58095"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
FT   BINDING         414
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_note="shared with beta subunit"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
FT   BINDING         436
FT                   /ligand="L-phenylalanine"
FT                   /ligand_id="ChEBI:CHEBI:58095"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
SQ   SEQUENCE   499 AA;  57498 MW;  99F9F8B2DADABB98 CRC64;
     MHIPIPMVQI SEAEYRVLRA IQSRGATAIE SELSVEGLSD REIASAISWL EVKGLLDVER
     REIKTYALSS EGKRYLREGL PELVLYRKLK ERGEMTMDEI RDLMPDTYRI ALAQLAKFGI
     TPKEGKLIYR NSGIEAAIEE RQRFLQSMDP KNTAMIDHFR HRSGVIDEKI RTERIVRLND
     SAYEAIAEFG GEGLIGSLDP SIIASGEWKT KNFRKYDLNS PSSVIRSSLK HPMTYLIEEI
     REIFLNMGFT EMGGHYIEST LWDMDSLFIP QDHPARDMQD TFYVEADSFD IDHPEISKKI
     RKIHEKGFDG YSGWGYRWSD AEARKLVLRT HTTVSTARYL YENNEPPQAI FSVEKVFRHE
     SVDWKHLAEF YQIEGAVYSK DVSVSTLKWI LRDFYAKLGF NDIKLIPSYY PYTEPSLDVV
     VRVNGKEVEL GGSGLFRPEV LKILGLKAPV MAWGMGLERL AMMYYGLTDV RDLYNTDFEF
     LSSFRFNISR NGRNNYGKA
 
 
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